/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 12:21:24,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 12:21:24,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 12:21:24,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 12:21:24,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-14 12:21:24,924 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 12:21:24,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 12:21:24,925 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 12:21:24,925 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 12:21:24,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 12:21:24,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 12:21:24,928 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 12:21:24,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 12:21:24,928 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 12:21:24,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 12:21:24,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 12:21:24,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 12:21:24,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 12:21:24,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 12:21:24,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 12:21:24,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 12:21:24,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 12:21:24,930 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 12:21:24,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 12:21:24,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 12:21:24,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 12:21:24,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 12:21:24,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 12:21:24,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:21:24,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 12:21:24,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 12:21:24,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 12:21:24,932 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 12:21:24,932 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 12:21:24,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 12:21:24,932 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 12:21:24,932 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 12:21:24,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 12:21:24,933 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 12:21:24,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 12:21:25,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 12:21:25,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 12:21:25,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 12:21:25,285 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 12:21:25,286 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 12:21:25,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i [2021-07-14 12:21:25,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cc5e9709/754ae495849641259d896588fd75628d/FLAGf37f17907 [2021-07-14 12:21:25,915 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 12:21:25,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i [2021-07-14 12:21:25,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cc5e9709/754ae495849641259d896588fd75628d/FLAGf37f17907 [2021-07-14 12:21:26,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cc5e9709/754ae495849641259d896588fd75628d [2021-07-14 12:21:26,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 12:21:26,334 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 12:21:26,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 12:21:26,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 12:21:26,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 12:21:26,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16212284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26, skipping insertion in model container [2021-07-14 12:21:26,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 12:21:26,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 12:21:26,552 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i[950,963] [2021-07-14 12:21:26,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:21:26,695 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 12:21:26,708 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i[950,963] [2021-07-14 12:21:26,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:21:26,765 INFO L208 MainTranslator]: Completed translation [2021-07-14 12:21:26,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26 WrapperNode [2021-07-14 12:21:26,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 12:21:26,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 12:21:26,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 12:21:26,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 12:21:26,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 12:21:26,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 12:21:26,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 12:21:26,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 12:21:26,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... [2021-07-14 12:21:26,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 12:21:26,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 12:21:26,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 12:21:26,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 12:21:26,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:21:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 12:21:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 12:21:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 12:21:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 12:21:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 12:21:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 12:21:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 12:21:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 12:21:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 12:21:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 12:21:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 12:21:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 12:21:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 12:21:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 12:21:26,914 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 12:21:27,216 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 12:21:27,216 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 12:21:27,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:21:27 BoogieIcfgContainer [2021-07-14 12:21:27,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 12:21:27,220 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 12:21:27,220 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 12:21:27,222 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 12:21:27,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:21:26" (1/3) ... [2021-07-14 12:21:27,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@197c49ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:21:27, skipping insertion in model container [2021-07-14 12:21:27,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:21:26" (2/3) ... [2021-07-14 12:21:27,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@197c49ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:21:27, skipping insertion in model container [2021-07-14 12:21:27,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:21:27" (3/3) ... [2021-07-14 12:21:27,227 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc.i [2021-07-14 12:21:27,232 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 12:21:27,232 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 12:21:27,233 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 12:21:27,233 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 12:21:27,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,273 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,273 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,273 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,275 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,275 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,276 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,276 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,276 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,277 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,277 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,280 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,281 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,286 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,286 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,288 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,288 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,289 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,289 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,291 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,292 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,301 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,302 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,306 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,306 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,307 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:21:27,322 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 12:21:27,343 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 12:21:27,414 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 12:21:27,414 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 12:21:27,414 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 12:21:27,414 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 12:21:27,415 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 12:21:27,415 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 12:21:27,415 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 12:21:27,415 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 12:21:27,668 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:27,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:27,674 INFO L82 PathProgramCache]: Analyzing trace with hash 2057913459, now seen corresponding path program 1 times [2021-07-14 12:21:27,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:27,681 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352854338] [2021-07-14 12:21:27,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:27,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:27,883 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:27,884 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352854338] [2021-07-14 12:21:27,884 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352854338] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:27,885 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:27,885 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 12:21:27,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624500999] [2021-07-14 12:21:27,889 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 12:21:27,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:27,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 12:21:27,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 12:21:27,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,904 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:27,907 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:21:27,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:27,918 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 12:21:27,919 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:27,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:27,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1838820046, now seen corresponding path program 1 times [2021-07-14 12:21:27,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:27,920 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719916559] [2021-07-14 12:21:27,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:28,131 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:28,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719916559] [2021-07-14 12:21:28,134 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719916559] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:28,134 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:28,134 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:21:28,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849912120] [2021-07-14 12:21:28,136 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:21:28,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:28,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:21:28,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:21:28,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:28,140 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:28,140 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:21:28,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:28,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:28,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:28,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:28,377 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 12:21:28,377 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:28,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:28,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1114807264, now seen corresponding path program 1 times [2021-07-14 12:21:28,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:28,378 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964432068] [2021-07-14 12:21:28,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:28,533 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:28,533 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964432068] [2021-07-14 12:21:28,533 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964432068] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:28,533 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:28,533 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:21:28,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378273573] [2021-07-14 12:21:28,534 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:21:28,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:28,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:21:28,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:21:28,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:28,535 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:28,535 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:21:28,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:28,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:28,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 12:21:28,917 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 12:21:28,918 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:28,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:28,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1650037066, now seen corresponding path program 2 times [2021-07-14 12:21:28,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:28,919 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319724612] [2021-07-14 12:21:28,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:29,089 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:29,089 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319724612] [2021-07-14 12:21:29,089 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319724612] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:29,090 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:29,090 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 12:21:29,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713197284] [2021-07-14 12:21:29,090 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 12:21:29,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:29,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 12:21:29,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 12:21:29,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,091 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:29,091 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:21:29,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:29,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 12:21:29,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:29,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 12:21:29,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:29,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 12:21:29,414 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:29,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:29,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1829189586, now seen corresponding path program 1 times [2021-07-14 12:21:29,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:29,415 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328324343] [2021-07-14 12:21:29,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:29,552 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:29,552 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328324343] [2021-07-14 12:21:29,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328324343] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:29,553 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:29,553 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:21:29,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688228762] [2021-07-14 12:21:29,553 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:21:29,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:29,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:21:29,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:21:29,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,554 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:29,554 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:21:29,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:29,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 12:21:29,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:29,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:29,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 12:21:29,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:29,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:29,694 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 12:21:29,695 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:21:29,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:21:29,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1151290121, now seen corresponding path program 1 times [2021-07-14 12:21:29,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:21:29,695 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096046540] [2021-07-14 12:21:29,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:21:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:21:29,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:21:29,814 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:21:29,814 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096046540] [2021-07-14 12:21:29,814 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096046540] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:21:29,814 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:21:29,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:21:29,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984935815] [2021-07-14 12:21:29,815 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:21:29,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:21:29,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:21:29,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:21:29,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,817 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:21:29,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:21:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 12:21:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:30,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:21:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:30,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 12:21:30,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:21:30,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:21:30,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:21:30,084 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 12:21:30,104 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 12:21:30,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:21:30 BasicIcfg [2021-07-14 12:21:30,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 12:21:30,107 INFO L168 Benchmark]: Toolchain (without parser) took 3773.47 ms. Allocated memory was 127.9 MB in the beginning and 213.9 MB in the end (delta: 86.0 MB). Free memory was 89.8 MB in the beginning and 134.6 MB in the end (delta: -44.8 MB). Peak memory consumption was 41.9 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:30,108 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 127.9 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 12:21:30,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.38 ms. Allocated memory was 127.9 MB in the beginning and 178.3 MB in the end (delta: 50.3 MB). Free memory was 89.5 MB in the beginning and 150.4 MB in the end (delta: -60.9 MB). Peak memory consumption was 18.2 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:30,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.51 ms. Allocated memory is still 178.3 MB. Free memory was 150.4 MB in the beginning and 148.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:30,108 INFO L168 Benchmark]: Boogie Preprocessor took 43.00 ms. Allocated memory is still 178.3 MB. Free memory was 148.3 MB in the beginning and 147.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:30,109 INFO L168 Benchmark]: RCFGBuilder took 373.24 ms. Allocated memory is still 178.3 MB. Free memory was 146.9 MB in the beginning and 123.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:30,109 INFO L168 Benchmark]: TraceAbstraction took 2886.83 ms. Allocated memory was 178.3 MB in the beginning and 213.9 MB in the end (delta: 35.7 MB). Free memory was 123.5 MB in the beginning and 134.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 8.0 GB. [2021-07-14 12:21:30,111 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 127.9 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 429.38 ms. Allocated memory was 127.9 MB in the beginning and 178.3 MB in the end (delta: 50.3 MB). Free memory was 89.5 MB in the beginning and 150.4 MB in the end (delta: -60.9 MB). Peak memory consumption was 18.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.51 ms. Allocated memory is still 178.3 MB. Free memory was 150.4 MB in the beginning and 148.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 43.00 ms. Allocated memory is still 178.3 MB. Free memory was 148.3 MB in the beginning and 147.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 373.24 ms. Allocated memory is still 178.3 MB. Free memory was 146.9 MB in the beginning and 123.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2886.83 ms. Allocated memory was 178.3 MB in the beginning and 213.9 MB in the end (delta: 35.7 MB). Free memory was 123.5 MB in the beginning and 134.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12567, positive: 12148, positive conditional: 7404, positive unconditional: 4744, negative: 419, negative conditional: 360, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 12502, positive: 12148, positive conditional: 7404, positive unconditional: 4744, negative: 354, negative conditional: 295, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 12502, positive: 11700, positive conditional: 0, positive unconditional: 11700, negative: 802, negative conditional: 0, negative unconditional: 802, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1179, positive: 1151, positive conditional: 0, positive unconditional: 1151, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1179, positive: 1145, positive conditional: 0, positive unconditional: 1145, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 12502, positive: 10549, positive conditional: 0, positive unconditional: 10549, negative: 774, negative conditional: 0, negative unconditional: 774, unknown: 1179, unknown conditional: 0, unknown unconditional: 1179] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109 ], Maximal queried relation: 6, Independence queries for same thread: 65 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 255, Number of persistent set computation: 358, Number of trivial persistent sets: 91, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12567, positive: 12148, positive conditional: 7404, positive unconditional: 4744, negative: 419, negative conditional: 360, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 12502, positive: 12148, positive conditional: 7404, positive unconditional: 4744, negative: 354, negative conditional: 295, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 12502, positive: 11700, positive conditional: 0, positive unconditional: 11700, negative: 802, negative conditional: 0, negative unconditional: 802, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1179, positive: 1151, positive conditional: 0, positive unconditional: 1151, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1179, positive: 1145, positive conditional: 0, positive unconditional: 1145, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 12502, positive: 10549, positive conditional: 0, positive unconditional: 10549, negative: 774, negative conditional: 0, negative unconditional: 774, unknown: 1179, unknown conditional: 0, unknown unconditional: 1179] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109, SemanticConditionEliminator.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2752, positive: 448, positive conditional: 448, positive unconditional: 0, negative: 2304, negative conditional: 155, negative unconditional: 2149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 29, positive conditional: 23, positive unconditional: 6, negative: 56, negative conditional: 28, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 220, positive: 45, positive conditional: 37, positive unconditional: 8, negative: 175, negative conditional: 42, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2752, positive: 425, positive conditional: 425, positive unconditional: 0, negative: 2276, negative conditional: 127, negative unconditional: 2149, unknown: 51, unknown conditional: 51, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1230, Positive cache size: 1174, Positive conditional cache size: 23, Positive unconditional cache size: 1151, Negative cache size: 56, Negative conditional cache size: 28, Negative unconditional cache size: 28, Eliminated conditions: 2109 ], Maximal queried relation: 6, Independence queries for same thread: 65 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2734.3ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 29.3ms, PartialOrderReductionTime: 1576.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 26.5ms SsaConstructionTime, 172.3ms SatisfiabilityAnalysisTime, 699.7ms InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...